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CVE-2018-1000221

Published: 20 August 2018

pkgconf version 1.5.0 to 1.5.2 contains a Buffer Overflow vulnerability in dequote() that can result in dequote() function returns 1-byte allocation if initial length is 0, leading to buffer overflow. This attack appear to be exploitable via specially crafted .pc file. This vulnerability appears to have been fixed in 1.5.3.

Priority

Medium

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
pkgconf
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(code not present)
trusty Does not exist
(trusty was not-affected [code not present])
upstream
Released (1.5.3)
xenial Not vulnerable
(code not present)

Severity score breakdown

Parameter Value
Base score 9.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H